ASTM C1064/C1064M-08
(Test Method)Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete
Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete
SIGNIFICANCE AND USE
This test method provides a means for measuring the temperature of freshly mixed concrete. The measured temperature represents the temperature at the time of testing and may not be an indication of the temperature of the freshly mixed concrete at a later time. It may be used to verify conformance to a specified requirement for temperature of concrete.
Concrete containing aggregate of a nominal maximum size greater than 3 in. [75 mm] may require up to 20 min for the transfer of heat from aggregate to mortar. (See ACI Committee 207.1R Report. )
SCOPE
1.1 This test method covers the determination of temperature of freshly mixed hydraulic-cement concrete.
1.2 The values stated in either SI or inch-pound units are to be regarded separately as standard. Within the text, SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.
1.3 The text of this standard references notes and footnotes that provide explanatory information. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of this standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. (Warning—Fresh hydraulic cementitious mixtures are caustic and may cause chemical burns to skin and tissue upon prolonged exposure. )
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Designation: C1064/C1064M – 08
Standard Test Method for
1
Temperature of Freshly Mixed Hydraulic-Cement Concrete
This standard is issued under the fixed designation C1064/C1064M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* not be an indication of the temperature of the freshly mixed
concrete at a later time. It may be used to verify conformance
1.1 This test method covers the determination of tempera-
to a specified requirement for temperature of concrete.
ture of freshly mixed hydraulic-cement concrete.
3.2 Concrete containing aggregate of a nominal maximum
1.2 The values stated in either SI or inch-pound units are to
sizegreaterthan3in.[75mm]mayrequireupto20minforthe
be regarded separately as standard. Within the text, SI units are
transfer of heat from aggregate to mortar. (SeeACI Committee
showninbrackets.Thevaluesstatedineachsystemmaynotbe
4
207.1R Report. )
exact equivalents; therefore, each system shall be used inde-
pendentlyoftheother.Combiningvaluesfromthetwosystems
4. Apparatus
may result in non-conformance with the standard.
4.1 Container, shall be large enough to provide at least 3 in.
1.3 The text of this standard references notes and footnotes
[75 mm] of concrete in all directions around the sensor of the
that provide explanatory information. These notes and foot-
temperature measuring device; concrete cover must also be at
notes (excluding those in tables and figures) shall not be
least three times the nominal maximum size of the coarse
considered as requirements of this standard.
aggregate.
1.4 This standard does not purport to address all of the
4.2 Temperature Measuring Device, shall be capable of
safety concerns, if any, associated with its use. It is the
accurately measuring the temperature of the freshly mixed
responsibility of the user of this standard to establish appro-
concrete to 61°F[6 0.5 °C] throughout a range of 30° to 120
priate safety and health practices and determine the applica-
°F [0° to 50 °C]. The design of the temperature measuring
bility of regulatory limitations prior to use. (Warning—Fresh
device shall be such that it allows 3 in. [75 mm] or more
hydraulic cementitious mixtures are caustic and may cause
2
immersion during operation.
chemical burns to skin and tissue upon prolonged exposure. )
4.3 Partial immersion liquid-in-glass thermometers (and
2. Referenced Documents possibly other types) shall have a permanent mark to which the
3
device must be immersed without applying a correction factor.
2.1 ASTM Standards:
4.4 Reference Temperature Measuring Device, shall be
C172 Practice for Sampling Freshly Mixed Concrete
readable and accurate to 6 0.5 °F [0.2 °C] at the verification
C670 Practice for Preparing Precision and Bias Statements
points in 5.1. A certificate or report that verifies the accuracy
for Test Methods for Construction Materials
shall be available in the laboratory for review. Accuracy of
3. Significance and Use liquid-in-glass reference temperature measuring devices shall
be verified once. Verification of direct-reading resistance ref-
3.1 This test method provides a means for measuring the
erence temperature measuring devices shall be performed
temperature of freshly mixed concrete. The measured tempera-
every twelve months. The certificate or report shall provide
ture represents the temperature at the time of testing and may
documentation that the reference standard used in the verifi-
cation is traceable to the National Institute of Standards and
1
This test method is under the jurisdiction of ASTM Committee C09 on
Technology (NIST).
Concrete and ConcreteAggregates and is the direct responsibility of Subcommittee
C09.60 on Testing Fresh Concrete.
5. Calibration of Temperature Measuring Device
Current edition approved July 1, 2008. Published August 2008. Originally
approved in 1986. Last previous edition approved in 2005 as C1064 – 05. DOI:
5.1 Each temperature measuring device used for determin-
10.1520/C1064_C1064M-08.
ing temperature of freshly mixed concrete shall be calibrated
2
Section on Safety Precautions, Manual of Aggregate and Concrete Testing,
annually, or whenever there is a question of accuracy. This
Annual Book of ASTM Standards, Vol 04.02.
3
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
4
Standards volume information, refer to the standard’s Document Summary page on Available fromAmerican Concrete Institute (ACI), P.O. Box 9094, Farmington
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:C 1064/C 1064M–05 Designation: C1064/C1064M – 08
Standard Test Method for
1
Temperature of Freshly Mixed Hydraulic-Cement Concrete
This standard is issued under the fixed designation C1064/C1064M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope*
1.1 This test method covers the determination of temperature of freshly mixed hydraulic-cement concrete.
1.2 The values stated in inch-pound either SI or SIinch-pound units are to be regarded separately as standard. Within the text,
SI units are shown in brackets. The values stated in each system aremay not be exact equivalents; therefore, each system shall be
used independently of the other. Combining values from the two systems may result in non-conformance with the specification.
standard.
1.3 The text of this standard references notes and footnotes that provide explanatory information. These notes and footnotes
(excluding those in tables and figures) shall not be considered as requirements of this standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility
of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory
limitations prior to use. (Warning—Fresh hydraulic cementitious mixtures are caustic and may cause chemical burns to skin and
2
tissue upon prolonged exposure. )
2. Referenced Documents
3
2.1 ASTM Standards:
C172 Practice for Sampling Freshly Mixed Concrete
C670 Practice for Preparing Precision and Bias Statements for Test Methods for Construction Materials
3. Significance and Use
3.1This test method provides a means for measuring the temperature of freshly mixed concrete. It may be used to verify
conformance to a specified requirement for temperature of concrete.
3.1 This test method provides a means for measuring the temperature of freshly mixed concrete. The measured temperature
represents the temperature at the time of testing and may not be an indication of the temperature of the freshly mixed concrete at
a later time. It may be used to verify conformance to a specified requirement for temperature of concrete.
3.2 Concrete containing aggregate of a nominal maximum size greater than 3 in. [75 mm] may require up to 20 min for the
4
transfer of heat from aggregate to mortar. (See ACI Committee 207.1R Report. )
4. Apparatus
4.1 Container, shall be large enough to provide at least 3 in. [75 mm] of concrete in all directions around the sensor of the
temperature measuring device; concrete cover must also be at least three times the nominal maximum size of the coarse aggregate.
4.2 Temperature Measuring Device, shall be capable of accurately measuring the temperature of the freshly mixed concrete to
61°F[6 0.5 °C] throughout a range of 30° to 120 °F [0° to 50 °C]. The design of the temperature measuring device shall be such
that it allows 3 in. [75 mm] or more immersion during operation.
4.3 Partial immersion liquid-in-glass thermometers (and possibly other types) shall have a permanent mark to which the device
must be immersed without applying a correction factor.
1
This test method is under the jurisdiction of ASTM Committee C09 on Concrete and Concrete Aggregates and is the direct responsibility of Subcommittee C09.60 on
Testing Fresh Concrete.
Current edition approved Jan. 1, 2005. Published January 2005. Originally approved in 1986. Last previous edition approved in 2004 as C 1064–04.
Current edition approved July 1, 2008. Published August 2008. Originally approved in 1986. Last previous edition approved in 2005 as C1064 – 05. DOI:
10.1520/C1064_C1064M-08.
2
Section on Safety Precautions, Manual of Aggregate and Concrete Testing, Annual Book of ASTM Standards, Vol 04.02.
3
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. For Annual Book ofASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
4
Available from American Concrete Institute, Box 9094, Farmington Hills, MI 48333.
4
Available from American Concrete Institute (ACI), P.O. Box 9094, Farmington Hills, MI 48333-9094, http://www.concrete.org.
*A Summary
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:C1064/C1064M–05 Designation: C 1064/C 1064M – 08
Standard Test Method for
1
Temperature of Freshly Mixed Hydraulic-Cement Concrete
This standard is issued under the fixed designation C 1064/C 1064M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope*
1.1 This test method covers the determination of temperature of freshly mixed hydraulic-cement concrete.
1.2 The values stated in inch-pound either SI or SIinch-pound units are to be regarded separately as standard. Within the text,
SI units are shown in brackets. The values stated in each system aremay not be exact equivalents; therefore, each system shall be
used independently of the other. Combining values from the two systems may result in non-conformance with the specification.
standard.
1.3 The text of this standard references notes and footnotes that provide explanatory information. These notes and footnotes
(excluding those in tables and figures) shall not be considered as requirements of this standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility
of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory
limitations prior to use. (Warning—Fresh hydraulic cementitious mixtures are caustic and may cause chemical burns to skin and
2
tissue upon prolonged exposure. )
2. Referenced Documents
3
2.1 ASTM Standards:
C 172 Practice for Sampling Freshly Mixed Concrete
C 670 Practice for Preparing Precision and Bias Statements for Test Methods for Construction Materials
3. Significance and Use
3.1This test method provides a means for measuring the temperature of freshly mixed concrete. It may be used to verify
conformance to a specified requirement for temperature of concrete.
3.1 This test method provides a means for measuring the temperature of freshly mixed concrete. The measured temperature
represents the temperature at the time of testing and may not be an indication of the temperature of the freshly mixed concrete at
a later time. It may be used to verify conformance to a specified requirement for temperature of concrete.
3.2 Concrete containing aggregate of a nominal maximum size greater than 3 in. [75 mm] may require up to 20 min for the
4
transfer of heat from aggregate to mortar. (See ACI Committee 207.1R Report. )
4. Apparatus
4.1 Container, shall be large enough to provide at least 3 in. [75 mm] of concrete in all directions around the sensor of the
temperature measuring device; concrete cover must also be at least three times the nominal maximum size of the coarse aggregate.
4.2 Temperature Measuring Device , shall be capable of accurately measuring the temperature of the freshly mixed concrete to
61°F[6 0.5 °C] throughout a range of 30° to 120 °F [0° to 50 °C]. The design of the temperature measuring device shall be such
that it allows 3 in. [75 mm] or more immersion during operation.
4.3 Partial immersion liquid-in-glass thermometers (and possibly other types) shall have a permanent mark to which the device
must be immersed without applying a correction factor.
4.4 Reference Temperature Measuring Device, shall be readable and accurate to 6 0.5 °F [0.2 °C] at the verification points in
1
This test method is under the jurisdiction of ASTM Committee C09 on Concrete and Concrete Aggregates and is the direct responsibility of Subcommittee C09.60 on
Testing Fresh Concrete .
Current edition approved Jan.July 1, 2005.2008. Published January 2005.August 2008. Originally approved in 1986. Last previous edition approved in 20042005 as
C 1064 – 045.
2
Section on Safety Precautions, Manual of Aggregate and Concrete Testing, Annual Book of ASTM Standards, Vol 04.02.
3
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. For Annual Book ofASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
4
Available from American Concrete Institute, Box 9094, Farmington Hills, MI 48333.
4
Available from American Concrete Institute (ACI), P.O. Box 9094, Farmington Hills, MI 48333-9094, http://www.concrete.org.
*A Summary of Changes sect
...
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